Red dots on the tongue are mostly caused by inflammation of the lingual papillae, the surface of the tongue is distributed with taste sensory lingual papillae, especially inflammation of the bacteriophageal papillae, which can lead to raised red dots on the surface of the lingual papillae, shaped like strawberries, also known as strawberry tongue, this disease is mainly due to the habit of eating spicy and irritating food, or food with high temperature, which stimulates the mucous membrane of the tongue and causes inflammation of the lingual papillae on the surface of the tongue. Some people have a deficiency of B vitamins, vitamin C and other trace elements, which can also lead to chronic inflammation of the papillae of the tongue. The people suffering from lingual papillitis should ensure a balanced nutrition, in the diet should be light, warm and soft, nutritionally balanced diet, at the same time to eat more fresh vegetables and fruits to supplement vitamins, can also be used to take vitamin tablets to supplement the method. You should pay attention to oral hygiene, carefully brush your teeth and rinse your mouth, you can use the appropriate amount of anti-inflammatory gargle, such as rinse with tinidazole gargle to rinse your mouth to remove the number of disease-causing bacteria in the mouth.